Does my employer has the right to my medical records without my consent?

Not clear based on your facts that you have a case or not. Speak privately with a lawyer.

What are the options for getting a public intoxication expunged

It sounds like you have not been found guilty yet. Have a lawyer prevent you even having an expungement.

You can meet with a lawyer or set up a call to discuss the tort of invasion of privacy and your remedies.

If I just got a 3rd dui dec 1 /2016 a second dui in 2011 and my first dui was in 2004 doses the ten year look back help me.

Yes the 2004 DUI will not count you have a second for sentencing purposes.

Can I go after my own insurance company?

You have a lot of problems here but yes review your policy. It sounds bad though

How can i file charges against a 28 year old man, we found out they have had a relationship since she was 16 we were not aware.

I understand your worries. I am not sure a prosecutor would take the case but it doesn't hurt to file a report with the sex crimes unit.

Will it be on my criminal background and will i able to get a job and go to nursing school?

Yes it will be on your criminal background. I would suggest ARD.

I put myself on the self exclusion list in PA.

If its a summary the fine is up to 300 per offense.

My friend hit my truck and now his girlfriend who insures the car is trying to avoid insurance what legal leverage do i have?

You can file a police report yourself and file a claim with your insurance company.

What is the penalty for causing an accident,being 16,no liscence ,no insurance?

Its up to you but you can still file a police report now.